On Thu, Nov 28, 2019 at 9:34 AM <lance.lmw...@gmail.com> wrote:
>
> From: Limin Wang <lance.lmw...@gmail.com>
>
> Signed-off-by: Limin Wang <lance.lmw...@gmail.com>
> ---
> libavfilter/vf_yadif.c | 20 ++++++++++----------
> 1 file changed, 10 insertions(+), 10 deletions(-)
>
> diff --git a/libavfilter/vf_yadif.c b/libavfilter/vf_yadif.c
> index 3107924932..0b34c5045b 100644
> --- a/libavfilter/vf_yadif.c
> +++ b/libavfilter/vf_yadif.c
> @@ -311,26 +311,26 @@ static int query_formats(AVFilterContext *ctx)
> return ff_set_common_formats(ctx, fmts_list);
> }
>
> -static int config_props(AVFilterLink *link)
> +static int config_output(AVFilterLink *outlink)
> {
> - AVFilterContext *ctx = link->src;
> + AVFilterContext *ctx = outlink->src;
> YADIFContext *s = ctx->priv;
>
> - link->time_base.num = ctx->inputs[0]->time_base.num;
> - link->time_base.den = ctx->inputs[0]->time_base.den * 2;
> - link->w = ctx->inputs[0]->w;
> - link->h = ctx->inputs[0]->h;
> + outlink->time_base.num = ctx->inputs[0]->time_base.num;
> + outlink->time_base.den = ctx->inputs[0]->time_base.den * 2;
> + outlink->w = ctx->inputs[0]->w;
> + outlink->h = ctx->inputs[0]->h;
>
> if(s->mode & 1)
> - link->frame_rate = av_mul_q(ctx->inputs[0]->frame_rate,
> + outlink->frame_rate = av_mul_q(ctx->inputs[0]->frame_rate,
> (AVRational){2, 1});
>
> - if (link->w < 3 || link->h < 3) {
> + if (outlink->w < 3 || outlink->h < 3) {
> av_log(ctx, AV_LOG_ERROR, "Video of less than 3 columns or lines is
> not supported\n");
> return AVERROR(EINVAL);
> }
>
> - s->csp = av_pix_fmt_desc_get(link->format);
> + s->csp = av_pix_fmt_desc_get(outlink->format);
> s->filter = filter;
> if (s->csp->comp[0].depth > 8) {
> s->filter_line = filter_line_c_16bit;
> @@ -369,7 +369,7 @@ static const AVFilterPad avfilter_vf_yadif_outputs[] = {
> .name = "default",
> .type = AVMEDIA_TYPE_VIDEO,
> .request_frame = ff_yadif_request_frame,
> - .config_props = config_props,
> + .config_props = config_output,
> },
> { NULL }
> };
> --
> 2.21.0
>
Why ？
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